{"instruction": "You are an expert in relationship extraction. Please extract relationship triples that match the schema definition from the input. Return an empty list for relationships that do not exist. Please respond in the format of a JSON string.", "schema": ["origin", "country of birth", "state or provinces of residence", "cities of residence"], "input": "Sarkozy was to visit a job-centre in Marylebone central  London  and the Cabinet War Rooms in Whitehall used by prime minister  Winston Churchill  in World War II ."}
{"origin": [], "country of birth": [], "state or provinces of residence": [], "cities of residence": [{"subject": "London", "object": "Winston Churchill"}]}